:root{
  --mt-primary:#e3134f;
  --mt-primary-dark:#b90f3f;
  --mt-dark:#3f4146;
  --mt-black:#202124;
  --mt-grey:#74767a;
  --mt-light:#f6f6f7;
  --mt-border:#e7e7ea;
  --mt-white:#fff;
  --mt-shadow:0 20px 60px rgba(21,24,30,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--mt-dark);background:#fff;line-height:1.65}
a{color:inherit;text-decoration:none}a:hover{color:var(--mt-primary)}
img{max-width:100%;height:auto}.text-primary-mt{color:var(--mt-primary)!important}.bg-light-mt{background:var(--mt-light)}
.navbar{background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--mt-border)}
.navbar-brand img{height:58px;width:auto}.nav-link{font-weight:700;color:var(--mt-dark);font-size:.95rem}.nav-link:hover,.nav-link.active{color:var(--mt-primary)!important}.navbar-toggler{border:0}.navbar-toggler:focus{box-shadow:none}
.btn{border-radius:0;font-weight:800;letter-spacing:.02em;padding:.9rem 1.2rem}.btn-mt{background:var(--mt-primary);border:2px solid var(--mt-primary);color:#fff}.btn-mt:hover{background:var(--mt-primary-dark);border-color:var(--mt-primary-dark);color:#fff}.btn-outline-mt{border:2px solid var(--mt-dark);color:var(--mt-dark);background:transparent}.btn-outline-mt:hover{background:var(--mt-dark);color:#fff}.btn-white{background:#fff;color:var(--mt-dark);border:2px solid #fff}.btn-white:hover{background:transparent;color:#fff;border-color:#fff}
.hero{position:relative;min-height:720px;display:flex;align-items:center;overflow:hidden;background:linear-gradient(90deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.92) 48%,rgba(255,255,255,.35) 100%),url('../img/mt-construction-gros-oeuvre-espace-ruralite-chassy-01.jpg') center right/cover no-repeat}.hero:before{content:"";position:absolute;left:0;top:0;bottom:0;width:10px;background:var(--mt-primary)}.hero:after{content:"";position:absolute;right:-180px;bottom:-180px;width:520px;height:520px;background:var(--mt-primary);opacity:.09;transform:rotate(45deg)}.hero .container{position:relative;z-index:2}.eyebrow{display:inline-flex;align-items:center;gap:.6rem;color:var(--mt-primary);font-weight:900;text-transform:uppercase;letter-spacing:.08em;font-size:.82rem;margin-bottom:1.2rem}.eyebrow:before{content:"";width:42px;height:3px;background:var(--mt-primary)}
h1,.h1,h2,.h2,h3,.h3{font-family:Montserrat,Inter,sans-serif;font-weight:900;color:var(--mt-dark);line-height:1.1}.hero h1{font-size:clamp(2.5rem,5.5vw,5.4rem);max-width:900px;margin-bottom:1.25rem}.hero p.lead{font-size:1.25rem;max-width:760px;color:#53565c}.hero .intro{max-width:830px;font-size:1.04rem;color:#4d5055}.hero-card{background:#fff;padding:1.35rem;border-left:5px solid var(--mt-primary);box-shadow:var(--mt-shadow)}
.section{padding:92px 0}.section-sm{padding:60px 0}.section-title{max-width:860px;margin-bottom:48px}.section-title h2{font-size:clamp(2rem,4vw,3.3rem);margin-bottom:1rem}.section-title p{font-size:1.08rem;color:var(--mt-grey);margin:0}.kicker{color:var(--mt-primary);text-transform:uppercase;font-size:.82rem;letter-spacing:.08em;font-weight:900;margin-bottom:.75rem;display:block}
.service-card{height:100%;background:#fff;border:1px solid var(--mt-border);padding:2rem;transition:.25s ease;position:relative;overflow:hidden}.service-card:before{content:"";position:absolute;left:0;top:0;width:5px;height:100%;background:var(--mt-primary);transform:scaleY(0);transform-origin:top;transition:.25s ease}.service-card:hover{box-shadow:var(--mt-shadow);transform:translateY(-3px)}.service-card:hover:before{transform:scaleY(1)}.service-card .num{font-weight:900;color:var(--mt-primary);font-size:.9rem;margin-bottom:1rem}.service-card h3{font-size:1.25rem;margin-bottom:.75rem}.service-card p{color:var(--mt-grey);margin:0}
.commitment{display:flex;gap:1rem;align-items:flex-start;padding:1.2rem;background:#fff;border:1px solid var(--mt-border);height:100%}.commitment .icon{flex:0 0 44px;width:44px;height:44px;background:var(--mt-primary);color:#fff;display:grid;place-items:center;font-weight:900}.commitment strong{display:block;color:var(--mt-dark);font-weight:900}.commitment span{color:var(--mt-grey);font-size:.95rem}.image-panel{position:relative}.image-panel img{width:100%;height:560px;object-fit:cover;box-shadow:var(--mt-shadow)}.image-panel .label{position:absolute;left:24px;bottom:24px;background:#fff;padding:1rem 1.2rem;border-left:5px solid var(--mt-primary);font-weight:900}
.project-card{height:100%;background:#fff;border:1px solid var(--mt-border);overflow:hidden;transition:.25s ease}.project-card:hover{box-shadow:var(--mt-shadow);transform:translateY(-3px)}.project-card img{width:100%;height:250px;object-fit:cover}.project-card .content{padding:1.4rem}.project-card .tag{display:inline-block;background:rgba(227,19,79,.09);color:var(--mt-primary);font-weight:900;font-size:.78rem;text-transform:uppercase;padding:.25rem .55rem;margin-bottom:.8rem}.project-card h3{font-size:1.18rem}.project-card p{color:var(--mt-grey);margin-bottom:0}.cta-band{background:linear-gradient(135deg,var(--mt-dark),#24262b);color:#fff;position:relative;overflow:hidden}.cta-band:after{content:"MT";position:absolute;right:5%;top:50%;transform:translateY(-50%);font-size:16rem;font-weight:900;color:rgba(255,255,255,.035);line-height:1}.cta-band h2,.cta-band p{color:#fff}.cta-band .container{position:relative;z-index:2}
.page-hero{padding:160px 0 90px;background:linear-gradient(90deg,rgba(63,65,70,.95),rgba(63,65,70,.72)),url('../img/mt-construction-ouverture-mur-porteur-heb-la-ferte-loupiere-01.jpg') center/cover;color:#fff}.page-hero h1,.page-hero p{color:#fff}.page-hero h1{font-size:clamp(2.4rem,5vw,4.6rem)}.breadcrumb-mt{font-weight:800;color:rgba(255,255,255,.75);font-size:.9rem}.breadcrumb-mt a{color:#fff}
.activity-block{padding:2rem;border-left:5px solid var(--mt-primary);background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.05);height:100%}.activity-block h2{font-size:1.5rem;margin-bottom:.75rem}.before-after{background:#fff;border:1px solid var(--mt-border);overflow:hidden;height:100%}.ba-grid{display:grid;grid-template-columns:1fr 1fr}.ba-grid figure{margin:0;position:relative}.ba-grid img{width:100%;height:270px;object-fit:cover}.ba-grid figcaption{position:absolute;left:14px;top:14px;background:rgba(32,33,36,.86);color:#fff;padding:.35rem .65rem;font-weight:900;font-size:.8rem;text-transform:uppercase}.before-after .content{padding:1.5rem}.meta-list{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.meta-list span{background:var(--mt-light);padding:.35rem .6rem;font-weight:800;font-size:.8rem;color:var(--mt-grey)}
.gallery-img{width:100%;height:280px;object-fit:cover;border:1px solid var(--mt-border)}.contact-card{background:#fff;border:1px solid var(--mt-border);padding:2rem;height:100%;box-shadow:0 15px 35px rgba(0,0,0,.04)}.contact-line{display:flex;gap:1rem;margin-bottom:1.2rem}.contact-line .icon{width:42px;height:42px;background:var(--mt-primary);color:#fff;display:grid;place-items:center;flex:0 0 42px}.contact-line strong{display:block;font-weight:900}.contact-line span,.contact-line a{color:var(--mt-grey)}.form-control,.form-select{border-radius:0;border:1px solid var(--mt-border);padding:.85rem 1rem}.form-control:focus,.form-select:focus{border-color:var(--mt-primary);box-shadow:0 0 0 .2rem rgba(227,19,79,.12)}.form-check-input{border-radius:0}.form-check-input:checked{background-color:var(--mt-primary);border-color:var(--mt-primary)}.rgpd-note{font-size:.9rem;color:var(--mt-grey)}
.footer{background:#202124;color:rgba(255,255,255,.72);padding:54px 0 28px}.footer h3,.footer h4{color:#fff}.footer-logo{height:66px;background:#fff;padding:.4rem}.footer a{color:rgba(255,255,255,.78)}.footer a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:2rem;padding-top:1.2rem;font-size:.9rem;color:rgba(255,255,255,.55)}
@media (max-width:991.98px){.hero{min-height:auto;padding:150px 0 80px;background:linear-gradient(180deg,rgba(255,255,255,.97),rgba(255,255,255,.85)),url('../img/mt-construction-gros-oeuvre-espace-ruralite-chassy-01.jpg') center/cover}.navbar-brand img{height:48px}.section{padding:70px 0}.image-panel img{height:380px}.ba-grid img{height:220px}.cta-band:after{display:none}}
@media (max-width:575.98px){.btn{width:100%;margin-bottom:.5rem}.hero h1{font-size:2.5rem}.hero p.lead{font-size:1.1rem}.service-card,.activity-block,.contact-card{padding:1.4rem}.ba-grid{grid-template-columns:1fr}.ba-grid img{height:230px}.project-card img,.gallery-img{height:230px}}


/* SEO local blocks */
.local-box {
  background: #ffffff;
  border-left: 6px solid var(--mt-primary);
  box-shadow: 0 20px 60px rgba(31, 41, 51, .08);
  padding: 32px;
  border-radius: 18px;
}
.local-list {
  margin: 18px 0 0;
  padding-left: 1.2rem;
}
.local-list li {
  margin-bottom: 10px;
  font-weight: 700;
}
.local-chip {
  height: 100%;
  background: #ffffff;
  border: 1px solid rgba(63,65,70,.12);
  border-radius: 18px;
  padding: 24px;
  font-weight: 800;
  color: var(--mt-dark);
  box-shadow: 0 15px 45px rgba(31, 41, 51, .06);
}
.local-chip span {
  display: block;
  margin-top: 8px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--mt-grey);
  line-height: 1.5;
}


/* Heritage, insurance, legal and cookies */
.heritage-box{background:#fff;border-left:6px solid var(--mt-primary);padding:1.4rem 1.6rem;box-shadow:0 15px 35px rgba(0,0,0,.06)}
.heritage-box span{display:block;color:var(--mt-primary);font-weight:900;text-transform:uppercase;letter-spacing:.06em;font-size:.8rem;margin-bottom:.4rem}.heritage-box p{margin:0;color:var(--mt-dark);font-weight:600}.assurance-section{background:#fff}.assurance-card{background:#fff;border:1px solid var(--mt-border);box-shadow:var(--mt-shadow);padding:.75rem}.assurance-card img{display:block;width:100%;height:auto}.assurance-logo-card{padding:3rem 2rem;display:flex;min-height:420px;align-items:center;justify-content:center;flex-direction:column;gap:1.15rem;background:linear-gradient(135deg,#fff 0%,#f7f7f8 100%);position:relative;overflow:hidden}.assurance-logo-card:before{content:"";position:absolute;right:-70px;bottom:-70px;width:210px;height:210px;background:rgba(227,19,79,.08);transform:rotate(45deg)}.assurance-logo-card .assurance-logo{width:min(360px,82%);height:auto;position:relative;z-index:1}.assurance-badge{position:relative;z-index:1;display:inline-flex;align-items:center;gap:.5rem;background:var(--mt-primary);color:#fff;font-weight:900;text-transform:uppercase;letter-spacing:.06em;font-size:.82rem;padding:.75rem 1rem}.assurance-logo-card p{position:relative;z-index:1;max-width:520px;color:var(--mt-dark);font-weight:800}.check-list{list-style:none;margin:1.5rem 0 0;padding:0}.check-list li{position:relative;padding-left:2rem;margin-bottom:.85rem;font-weight:700}.check-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--mt-primary);font-weight:900}.footer-small{font-size:.9rem;color:rgba(255,255,255,.62)}.cookie-link{appearance:none;background:none;border:0;color:rgba(255,255,255,.72);padding:0;text-decoration:underline;cursor:pointer}.cookie-link:hover{color:#fff}.legal-content h2{font-size:1.45rem;margin-top:2rem;margin-bottom:.75rem}.legal-content h2:first-child{margin-top:0}.legal-content a{color:var(--mt-primary);font-weight:800}.legal-aside{top:120px}.cookie-consent{position:fixed;left:24px;right:24px;bottom:24px;z-index:1080;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;background:#fff;color:var(--mt-dark);border:1px solid var(--mt-border);box-shadow:0 20px 70px rgba(0,0,0,.22);padding:1.2rem}.cookie-consent[hidden]{display:none}.cookie-consent__content strong{display:block;font-family:Montserrat,Inter,sans-serif;font-weight:900;margin-bottom:.3rem}.cookie-consent__content p{margin:0;color:var(--mt-grey);font-size:.95rem}.cookie-consent__actions{display:flex;gap:.75rem;flex:0 0 auto}.cookie-consent .btn-sm{padding:.65rem 1rem;font-size:.9rem}@media (max-width:767.98px){.cookie-consent{left:12px;right:12px;bottom:12px;display:block}.cookie-consent__actions{margin-top:1rem;display:grid;grid-template-columns:1fr 1fr}.cookie-consent .btn{width:100%;margin:0}.footer-bottom{align-items:flex-start!important}}


/* Protection anti-spam : champ honeypot invisible pour les utilisateurs */
.hp-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
}

.cf-turnstile {
  margin-top: .25rem;
}


/* Correctifs layout V4 */
body { padding-top: 0; }
.navbar { min-height: 74px; z-index: 1030; }
.hero { padding: 130px 0 90px; }
.hero h1 { margin-top: 0; }
.contact-card { height: auto; }
.contact-page .contact-card { height: auto; }
.hp-field, .hp-field * {
  position: absolute !important;
  left: -10000px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}
.contact-card h2 { font-size: clamp(1.75rem, 3vw, 2.35rem); }
@media (max-width: 991.98px) {
  .hero { padding: 130px 0 80px; }
}


/* Correctifs V6 : champs obligatoires et e-mail anti-scraping */
.required-star {
  color: var(--mt-primary);
  font-weight: 900;
}
.required-note {
  margin-top: -.35rem;
  margin-bottom: 1.25rem;
  color: var(--mt-grey);
  font-size: .95rem;
}
.js-email {
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}
.js-email:hover {
  color: var(--mt-primary);
}
.footer .js-email:hover {
  color: #fff;
}


/* Page 404 */
.not-found-section {
  min-height: 72vh;
  display: flex;
  align-items: center;
  padding: 160px 0 90px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.96) 0%, rgba(255,255,255,.9) 58%, rgba(227,19,79,.08) 100%),
    url("../img/mt-construction-gros-oeuvre-espace-ruralite-chassy-01.jpg") center / cover no-repeat;
}
.not-found-section h1 {
  font-size: clamp(3.2rem, 10vw, 8rem);
  line-height: .95;
  margin-bottom: 1.3rem;
}
.not-found-section .intro {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.not-found-card {
  height: 100%;
  background: #fff;
  border-left: 6px solid var(--mt-primary);
  box-shadow: var(--mt-shadow);
  padding: 1.4rem 1.5rem;
  text-align: left;
}
.not-found-card strong {
  display: block;
  font-family: Montserrat, Inter, sans-serif;
  color: var(--mt-dark);
  font-weight: 900;
  margin-bottom: .45rem;
}
.not-found-card span {
  color: var(--mt-grey);
  line-height: 1.55;
}